22146797089 has 2 divisors, whose sum is σ = 22146797090. Its totient is φ = 22146797088.

The previous prime is 22146797059. The next prime is 22146797131. The reversal of 22146797089 is 98079764122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21518542864 + 628254225 = 146692^2 + 25065^2 .

It is a cyclic number.

It is not a de Polignac number, because 22146797089 - 2²⁷ = 22012579361 is a prime.

It is not a weakly prime, because it can be changed into another prime (22146797059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11073398544 + 11073398545.

It is an arithmetic number, because the mean of its divisors is an integer number (11073398545).

Almost surely, 2^22146797089 is an apocalyptic number.

It is an amenable number.

22146797089 is a deficient number, since it is larger than the sum of its proper divisors (1).

22146797089 is an equidigital number, since it uses as much as digits as its factorization.

22146797089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3048192, while the sum is 55.

The spelling of 22146797089 in words is "twenty-two billion, one hundred forty-six million, seven hundred ninety-seven thousand, eighty-nine".